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24X24X4" Disposable Cardboard Pre-Panel Filters
US$6.50
20 Pieces
Product profile
Customization
AvailableClapboard
without ClapboardMedium Material
Nonwoven FabricModel NO.
THN-BSEfficiency
G4 F5 F6 F7 F8Filtration Grade
Pre FilterType
Panel FilterApplication
Industry, Food and Beverage, Textile, MetallurgyType
Air FilterFilter Connector
Flat ConnectorFiltration Grade
Pre FilterMaterial
Synthetic FiberItem
Disposable Cardboard Pre-Panel FiltersFrame
Water Resistant CardboardFilter Media
Polyester/Polycotton/Synthetic FiberFace Net
Spot Mesh, Expanded MeshFiltration Efficiency
G3~G4 En779;Merv5~8 AshraeAverage Arrestance
92%(Ashrae 52.2-1922)Transport Package
Standard Export CartonSpecification
ISO9001; CETrademark
ThenowOrigin
Shanghai, ChinaHS Code
84219990Production Capacity
10000PCS/MonthCompany profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2007-01-01 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤3.42h CertifiedTerms of Payment: LC, T/T, Western Union, etc.
AI-Powered supplier vetting
SummaryShanghai Thenow Purification Technology Co., Ltd. is a China-based limited company established in 2016, operating from a 9,900 m² Shanghai manufacturing facility with 101 employees. It is described as a wholly owned production unit of Thenow Group, whose broader group history began in 2005 and includes six production units. The supplier manufactures HVAC, industrial air, HEPA, and air filter cartridge products, serving industrial dedusting, gas turbine inlet, and HVAC applications. Evidence indicates established production capacity, with more than 10 production lines, 27 years of combined R&D engineer experience, 11–20 quality-control staff, and broad export-market coverage. ISO 9001, ISO 14001, and ISO 45001 certifications are reported. The supplier states that its products use designed filter media and larger media surfaces to improve contaminant capture and reduce resistance. However, the provided information does not sufficiently establish after-sales support, customization processes, financial...
Supplier typeThe supplier is a Chinese limited company and a wholly owned production unit of Thenow Group. Its stated business is manufacturing air-filtration products for industrial dedusting, gas turbine air-inlet systems, and HVAC systems, with a factory in Shanghai and commercial activity in industrial equipment and machinery.
CertificationsThe supplier reports holding ISO 9001:2015, ISO 14001:2015, and ISO 45001:2016 certificates. These explicitly cover quality, environmental, and occupational-health-and-safety management systems, providing positive evidence for this field.
R&D capabilityThenow Group is described as a specialist in developing and producing filtration systems and solutions, while the supplier reports 27 years of total R&D engineer experience. Its stated product approach uses better-designed filter media and larger media surfaces to improve contaminant capture and maintain lower resistance, supporting an explicit but limited indication of technical innovation.
Production capacityThe supplier operates a 9,900 m² factory with more than 10 production lines and 11–20 quality-control staff. It is part of a group with six production units and manufactures multiple air-filter categories for industrial and HVAC applications, indicating established and comparatively broad production capability.
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